It is made of high quality metal, durable and non bending. There are 4 antiskid foam mats at the bottom of the book to prevent books from sliding and smooth edges, protecting your hands and valuables. The simple and modern "L" shape design keeps books, DVDs, magazines and cookbooks in good shape and upright, keeps the table clean and tidy and saves space. It is suitable for students. It is suitable for use at home or school.